This ancient village provides insight into the complexity of the pre-Columbian Fremont Culture.

A whimsical, punny collection of "fence art" outside the tiny mountain town of Baker, Nevada.

This railroad magnate's 19th century tower is more than a little bit out of place in the Nevada desert.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

A tree bears footwear on the loneliest road in America.

The deadly but beautiful ornamental oleander was planted all over the island of Galveston after the hurricane of 1900.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

An architect's childhood fantasy treehouse made real.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The first declared National Monument in the United States.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A fitting attraction for the corn capital of the world.

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

A monument celebrating the Black soldiers of the 9th and 10th Cavalry.

A cannon designed to fire an atomic warhead.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

Home of modern dancer famously strangled by her own scarf.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.